- Special tube head design makes it easy to change the water at the aquarium manually
- Put the tube head immersed into the water, move up and down to produce pressure in the tube, then the water will automatically flow through the pipe due to the siphon effect
- The soft long pipe is made of PVC, eco-friendly, non-toxic and flexible
- Suitable for small sized aquarium
- To change water, clean up small gravel and remove excrement at ease
